build.gradle

// Top-level build file where you can add configuration options common to all sub-projects/modules.

buildscript {
    repositories {
        jcenter()
        google()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.0-alpha04'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
        classpath 'com.google.gms:google-services:3.1.0'
        classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.1.51'
    }
}

allprojects {
    repositories {
        jcenter()
        maven { url 'https://maven.google.com' }

        google()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}
ext {
    // sdk and tools

    kotlinVersion = '1.1.51'
    ankoVersion = '0.10.2'
    minSdkVersion = 16
    targetSdkVersion = 26
    compileSdkVersion = 26
    buildToolsVersion = '26.0.0'
    firebaseVersion = '11.6.0'

    supportLibVersion = '26.1.0'
    playServicesVersion = '11.0.4'
    constraintLayoutVersion = '1.1.0-beta3'
    amazonServicesVersion ='2.4.7'

    retrofitVersion = "2.3.0"
    archTechVersion = "1.0.0-beta2"
    butterKnifeVersion = '8.8.1'
    gsonVersion = '2.3.0'
    logginInterceptorVersion = '3.8.1'
    matisseVersion = '0.4.3'
    permissionDispatcherVersion = '2.4.0'
    glideVersion = '3.7.0'
    converterGsonVersion = '2.1.0'
    timberVersion = '4.5.1'

    espressoCoreVersion = '2.3-alpha'
    jUnitVersion = '4.12'
}